#
# a = {"1":"2","3":"3","2":"4"}
# c=  []
# for i in a.keys():
#     print(i)
#     c.append(i)
# b= ",".join(sorted(c))
# print(b)
# a = 'xyzwd'
# li=[]
# for i in range(0,len(a)):
#     print(i)
#     if ((i-1) %2) !=0:
#         li.append(a[i])
# print(li)
# over = "".join(li)
# print(over)
#
# a=3
# b=8
# c = [str(a*b)]
# c.append(str(2*(a+b)))
# d = " ".join(c)
# print(d)


# a, b = 5, 3
# if a >= b:
#     a, b = b, a
# while (b != 0):
#     b, a = a % b, b
# print(a)
# from pandas._libs.hashtable import HashTable
from pandas._libs.hashtable import HashTable

a= [15,1,3,2,7]

result = []

# map = HashTable()
dic = {}
for i  in range(0,len(a)):
    print(i)
    dic[a[i]]=i

for i in range(0,len(a)):
    tep = 9-a[i]
    if tep in dic and dic.get(tep) !=i:
        print(dic[tep],i)


print(map)
